Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (1) (-) Serum or Plasma (1) (-) Urine (2) Test Area Therapeutics (3) Test Category Analgesics (3) Test Sub-Category Alpha-2 Adrenergic Agonists (2) Antibiotics (1) Anticoagulants (1) Antihistamines (2) Antimalarials (1) Benzodiazepines (9) Cannabinoids (5) Carbamates (1) CNS Stimulants (2) Cocaine (4) Designer Benzodiazepines (2) Diuretics (1) NSAIDs (1) (-) Opiates/Opioids (3) Other (22) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Sulfonylureas (1) Test Test Name 1306U Codeine - Total (Conjugated/Unconjugated) Screen, Urine 8661SP Codeine and Metabolite - Free (Unconjugated), Serum/Plasma 8661U Codeine and Metabolite - Total (Conjugated/Unconjugated), Urine